---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32191 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 17G 139G 11% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 745 19604 4 11742 30879 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e7:b6:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84495sec preferred_lft 84495sec inet6 fe80::f816:3eff:fee7:b611/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:bf:a5:ae:94:4e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::44bf:a5ff:feae:944e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32191) 07/02/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 8.25 0.05 7.80 0.39 1.97 2565.12 53.53 00:50:00 45.32 2.20 41.98 1.15 319.13 22211.93 2969.85 Average: 26.78 1.12 24.89 0.77 160.55 12388.61 1511.71 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 23681088 28994916 3309324 10.07 160876 5325472 3455336 10.19 1200372 7443608 736988 00:50:00 20323988 31660796 614672 1.87 228260 11039824 1413272 4.17 2949748 8771240 148 Average: 22002538 30327856 1961998 5.97 194568 8182648 2434304 7.18 2075060 8107424 368568 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.76 1.76 0.16 0.16 0.00 0.00 0.00 0.00 00:40:00 ens3 63.01 50.78 235.14 12.72 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 208.34 208.34 204.13 204.13 0.00 0.00 0.00 0.00 00:50:00 ens3 115.18 101.20 340.54 1303.66 0.00 0.00 0.00 0.00 00:50:00 docker0 71.59 71.34 1293.76 8.76 0.00 0.00 0.00 0.00 00:50:00 veth540f078 71.58 71.35 1294.74 8.76 0.00 0.00 0.00 0.11 Average: lo 105.05 105.05 102.15 102.15 0.00 0.00 0.00 0.00 Average: ens3 89.09 75.99 287.84 658.19 0.00 0.00 0.00 0.00 Average: docker0 35.79 35.67 646.89 4.38 0.00 0.00 0.00 0.00 Average: veth540f078 35.79 35.67 647.38 4.38 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32191) 07/02/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 35.72 0.00 1.29 0.09 0.07 62.83 00:40:00 0 36.66 0.00 1.12 0.00 0.07 62.15 00:40:00 1 43.97 0.00 1.59 0.12 0.08 54.24 00:40:00 2 33.62 0.00 1.14 0.07 0.06 65.10 00:40:00 3 34.51 0.00 1.36 0.02 0.07 64.05 00:40:00 4 37.07 0.00 1.25 0.02 0.07 61.59 00:40:00 5 38.01 0.00 1.46 0.10 0.08 60.35 00:40:00 6 27.90 0.00 1.13 0.11 0.07 70.79 00:40:00 7 34.00 0.00 1.31 0.26 0.07 64.35 00:50:00 all 13.19 0.00 1.20 0.84 0.05 84.71 00:50:00 0 13.68 0.00 1.38 1.45 0.05 83.45 00:50:00 1 12.39 0.00 1.12 0.79 0.06 85.64 00:50:00 2 11.60 0.00 0.93 0.87 0.05 86.55 00:50:00 3 10.93 0.00 0.76 0.97 0.05 87.29 00:50:00 4 11.71 0.00 0.73 0.21 0.05 87.29 00:50:00 5 10.16 0.00 0.96 1.27 0.06 87.56 00:50:00 6 16.45 0.00 1.98 0.61 0.05 80.90 00:50:00 7 18.60 0.00 1.74 0.57 0.06 79.03 Average: all 24.45 0.00 1.25 0.47 0.06 73.77 Average: 0 25.16 0.00 1.25 0.73 0.06 72.80 Average: 1 28.16 0.00 1.36 0.46 0.07 69.96 Average: 2 22.61 0.00 1.04 0.47 0.06 75.83 Average: 3 22.72 0.00 1.06 0.50 0.06 75.66 Average: 4 24.39 0.00 0.99 0.12 0.06 74.45 Average: 5 24.09 0.00 1.21 0.68 0.07 73.95 Average: 6 22.19 0.00 1.55 0.36 0.06 75.84 Average: 7 26.30 0.00 1.53 0.42 0.06 71.70